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Four-Point Contact Ball Slewing Bearings

1. Type: External gear, Internal gear, No gear
2. Size: For No Gear Type
Inner Diameter: 260-4272mm ,Outer Diameter: 480-4726mm
Weight: 55-4000kg
For Internal Gear Type
Inner Diameter: 458-4272mm ,Outer Diameter:662-4726mm
Weight: 94-4000kg
For External Gear Type
Inner Diameter: 470-4272mm ,Outer Diameter: 694-4726mm
Weight: 93.1-4000kg
3. Feature: Four-point contact ball slewing bearings contact angle is usually 35°. If there is only a radial load, each steel ball contacts the raceway at four points. If there is only a unidirectional axial load, each steel ball contacts the raceway at two points. It can bear axial loads in two directions as well as a certain eccentric load, i.e. torque. Such kind of bearing has features and properties of both single-row and double-row angular contact ball bearings. If it is used in a high-speed scenario, two-point contact must be ensured for its normal working.
4. Material:50Mn/42CrMo/S48C/42CrMo4/16Mn

Four-Point Contact Ball Slewing Bearings

Four-Point Contact Ball Slewing Bearings are specialized mechanical components designed to support heavy loads while allowing rotational movement. These bearings feature four-point contact with the rolling elements, which significantly reduces friction and wear, making them ideal for high-load applications. Their unique design allows them to maintain stability across various working conditions, including those found in construction machinery, lifting equipment, and more.

By distributing loads evenly across the bearing,our products enhance the performance and longevity of your machinery, ensuring smooth operation even under demanding circumstances.

Why Choose CHG Bearing?

At CHG Bearing, we pride ourselves on being a leading manufacturer and supplier of Four-Point Contact Ball Slewing Bearings. Here’s why you should consider us for your slewing bearing needs:

Customization and Solutions: We offer tailored solutions to meet the specific requirements of different working conditions, enhancing operational efficiency and reliability.

Industry Experience: With over 30 years of experience in the industry, we have partnered with numerous large companies, gaining invaluable insights that allow us to provide top-tier products.

Quality Assurance: Our commitment to quality is backed by more than 50 invention patents and certifications, including ISO9001 (Quality Management System) and ISO14001 (Environmental Management System). We ensure that our products meet the highest standards of safety and reliability.

For inquiries or assistance, feel free to contact us at sale@chg-bearing.com.

Technical Specifications

Here’s a quick overview of the technical specifications for our Four-Point Contact Ball Slewing Bearings:

Feature Specification
Load Capacity Up to 1000 kN
Speed Up to 10 RPM
Diameter Range 200 mm - 3000 mm
Material High-grade steel
Operating Temperature -40°C to +100°C
Design Type Four-Point Contact

Benefits of Four-Point Contact Ball Slewing Bearings

High Load Capacity: Designed to handle significant radial and axial loads, ensuring durability.

Reduced Friction: The four-point contact design minimizes frictional losses, contributing to efficient energy use.

Versatile Applications: Suitable for various industries, including construction, wind energy, military, medical, and more.

Improved Stability: Promotes stable operation of machinery, reducing wear and tear over time.

Applications

Four-Point Contact Ball Slewing Bearings find applications in multiple sectors, such as:

Construction Machinery: Used in excavators, loaders, and bulldozers to facilitate rotation.

Lifting Equipment: Essential for cranes and tower cranes, enhancing stability and efficiency.

Wind Power Generation: Supports rotor heads in wind turbines, enabling optimal energy collection.

Oil Drilling: Ensures high load stability for drilling rigs.

Military Vehicles: Allows flexible rotation in tanks and armored vehicles.

Port Terminals: Enhances loading and unloading operations using cranes and gantry systems.

Agricultural Machinery: Improves functionality in tractors and harvesters.

Medical Equipment: Key component in imaging machines for smooth operation.

Aerospace Applications: Provides critical support for satellites and rockets.

Installation Guide

Proper installation is crucial for optimal performance. Here’s a simple guide:

Preparation: Ensure all components are clean and free from dirt.

Alignment: Align the bearing with its mounting surface accurately.

Securing: Use appropriate fasteners and tighten to the manufacturer’s specifications.

Testing: Once installed, check for smooth rotation without obstruction.

For detailed guidance, consult the installation manual provided with your product.

Maintenance and Care

To ensure longevity and performance, regular maintenance is essential:

Regular Inspections: Check for signs of wear, corrosion, or misalignment.

Lubrication: Keep bearings well-lubricated with the appropriate grease or oil, as specified.

Cleaning: Periodically clean the bearings to remove contaminants.

Following these steps will help maintain the integrity and functionality of your Four-Point Contact Ball Slewing Bearings.

FAQ

What is the lifespan of the product?

Lifespan varies based on conditions but can last several years with proper care.

Can you customize the bearings for my specific application?

Yes, we offer customized solutions tailored to your unique requirements.

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